<div class ='title'>
    <span class="title-font">权限分配</span>
    <button nz-button nzType="link" (click)="back()">返回</button>
</div>
<div class="tree">
    <nz-tree
        [nzData]="nodes"
        nzCheckable
        nzMultiple
    >
    </nz-tree>
</div>
<div class="sub-buttom">
    <button nz-button nzType="primary" (click)="update()">确定</button>
</div>

